Replace several 'assert(false' with 'llvm_unreachable' or fold a condition into the assert.

llvm-svn: 225160

3 files changed, 5 insertions, 4 deletions

diff --git a/llvm/lib/CodeGen/CodeGenPrepare.cpp b/llvm/lib/CodeGen/CodeGenPrepare.cpp
index 55a46377529..51ea7db30ba 100644
--- a/llvm/lib/CodeGen/CodeGenPrepare.cpp
+++ b/llvm/lib/CodeGen/CodeGenPrepare.cpp
@@ -3970,7 +3970,8 @@ void VectorPromoteHelper::promoteImpl(Instruction *ToBePromoted) {
           isa<UndefValue>(Val) ||
               canCauseUndefinedBehavior(ToBePromoted, U.getOperandNo()));
     } else
-      assert(0 && "Did you modified shouldPromote and forgot to update this?");
+      llvm_unreachable("Did you modified shouldPromote and forgot to update "
+                       "this?");
     ToBePromoted->setOperand(U.getOperandNo(), NewVal);
   }
   Transition->removeFromParent();
diff --git a/llvm/lib/CodeGen/JumpInstrTables.cpp b/llvm/lib/CodeGen/JumpInstrTables.cpp
index 20f775c1245..bc796ed4841 100644
--- a/llvm/lib/CodeGen/JumpInstrTables.cpp
+++ b/llvm/lib/CodeGen/JumpInstrTables.cpp
@@ -117,8 +117,8 @@ bool replaceGlobalValueIndirectUse(GlobalValue *GV, Value *V, Use *U) {
     if (!isa<GlobalAlias>(C))
       C->replaceUsesOfWithOnConstant(GV, V, U);
   } else {
-    assert(false && "The Use of a Function symbol is neither an instruction nor"
-                    " a constant");
+    llvm_unreachable("The Use of a Function symbol is neither an instruction "
+                     "nor a constant");
   }
 
   return true;
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 5a6ea8e6810..74769e54f8a 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -9735,7 +9735,7 @@ bool DAGCombiner::MergeConsecutiveStores(StoreSDNode* St) {
         } else if (ConstantFPSDNode *C = dyn_cast<ConstantFPSDNode>(Val)) {
           StoreInt|= C->getValueAPF().bitcastToAPInt().zext(StoreBW);
         } else {
-          assert(false && "Invalid constant element type");
+          llvm_unreachable("Invalid constant element type");
         }
       }